Iriomote Island
Diary
Weather & Tour Highlights on Iriomote Island on November 10, 2026
About Today's (November 10) Tour
Rain will continue on Iriomote Island until dawn, and the sky will be cloudy during the day. The high will be23 degrees CelsiusAnd so, it turned out to be a cool day that made us feel the deepening of autumn. The wind was blowing moderately strong from the north to northeast, with 5-meter swells on the open ocean. In the Yaeyama region,Strong Wind Advisory / High Surf AdvisorySince this has been announced,Ocean Cruise PlansDepending on the situation, we suspended the tour and advised participants to switch to the mangrove river tour.
Above the river, surrounded by the jungle, it was so quiet you’d think the wind outside didn’t exist. The forest, fresh from the rain, was dewy and a deep, rich green, andAs the tide goes out, crabs and ton-ton-mee (southern gobies) pop up energetically along the riverbank....It turned out to be a truly Iriomote Island-style experience. We assess the weather conditions and guide you to locations where you can enjoy yourself safely.
| Weather & Temperature | Rain, then cloudy / High 23°C, Low 19°C |
| Chance of Precipitation | 0:00–6:00 a.m. 60% / 6:00 a.m.–12:00 p.m. 30% / 12:00 p.m.–6:00 p.m. 40% / 6:00 p.m.–12:00 a.m. 40% |
| Wind | A somewhat strong north wind, followed by a somewhat strong northeast wind (Iriomote Island: 4.5 m/s from the north-northeast; Ohara: 7.2 m/s from the north-northeast / as of 4:30 p.m.) |
| Wave Height | 5 m, then 4 m (with swells) |
| Tides (Iriomote) | Spring Tides / High Tide: 8:15 a.m. and 7:34 p.m. / Low Tide: 1:32 a.m. and 1:40 p.m. |
| Notes | Strong Wind Advisory and High Surf Advisory in effect for the Yaeyama region (as of the morning of the 10th). Please check the status of high-speed ferry service to Ishigaki Island in advance. |
| Recommended | Sightseeing on Yufu Island: Mangrove SUP and canoe tours—which are less affected by wind—and water buffalo cart rides |
Forecast for Tomorrow (November 11)
Tomorrow, the 11th, there is a high chance of rain in the early morning (60%), but by the afternoon, it will drop to 20%, and the temperature will also27°CIt is expected to rise to [temperature]. It will be a mix of clouds and occasional sunny spells. The wind is forecast to be from the northeast and somewhat strong, while waves are expected to gradually subside from 4 meters to 3 meters.
Depending on sea conditions, places like Baras Island, etc.The decision on whether to take the ferry will be made on the day of the trip....is a possibility. For those who want to be sure to have a good time,Mangrove SUP/Canoeing + Yufu Island Sightseeing ComboI recommend this. A leisurely buffalo cart ride across Yubu Island is a classic Iriomote Island experience that you can enjoy even on windy days. The forecast calls for more sunny days starting on the 12th, so it would be a good idea to plan your beach activities for around that time.
| Weather & Temperature | Cloudy with occasional rain / High 27°C, Low 21°C |
| Chance of Precipitation | 0:00–6:00 a.m. 60% / 6:00 a.m.–12:00 p.m. 40% / 12:00 p.m.–6:00 p.m. 20% / 6:00 p.m.–12:00 a.m. 40% |
| Wind | A somewhat strong northeasterly wind |
| Wave Height | 4 m, then 3 m (with swells) |
| Tides (Iriomote) | Medium tide / High tide 9:07 a.m. and 8:13 p.m. / Low tide 2:18 a.m. and 2:22 p.m. |
| Notes | Caution is advised in the open ocean as swells persist. Please check the latest information on high-speed ferry operations and advisories. |
| Recommended | Mangrove tour in the morning + sightseeing on Yufu Island in the afternoon. It’s the night after the new moon, so if the clouds clear, there’s a chance to see the stars. |
Recommended Activities for This Time of Year
Yufushima Sightseeing & Mangrove SUP/Canoe Tour
Explore the mangrove forests—a World Natural Heritage Site—by SUP or canoe, and in the afternoon, take a bumpy ride on a water buffalo cart to Yufu Island. On Yufu Island, which is essentially one giant subtropical botanical garden, you can encounter rare plants and butterflies.A combination that is less susceptible to sea conditionsThat's why this one-day plan lets you participate with peace of mind, even on windy days like this week.
Charter VIP Charter Tour
A fully private tour plan where you have the guide all to yourself. We’ll tailor the itinerary to your preferences, including mangrove tours, hikes to waterfalls, and stargazing.You can choose the best fishing spot for the day based on wind direction and tide levelsThat’s why it’s a great choice, especially during seasons when the weather is unpredictable. It’s also highly recommended for family trips and group travel.
Starry sky & jungle night tour
With a population of about 3,000 and almost no artificial light, Iriomote Island is an “Island of Stars” that has been designated a Starlight Reserve. Until late November,Leo Meteor ShowerThis is a great opportunity for wildlife viewing, as this week features the faint moonlight following the new moon. In the jungle at night, you can search for nocturnal creatures such as the coconut crab—one of the world’s largest land crustaceans—and the Ryukyu scops owl. This tour is extremely popular with children who love animals.
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